150172824722 has 6 divisors (see below), whose sum is σ = 225260059143. Its totient is φ = 75086138342.

The previous prime is 150172824721. The next prime is 150172824731. The reversal of 150172824722 is 227428271051.

It can be written as a sum of positive squares in only one way, i.e., 75086412361 + 75086412361 = 274019^2 + 274019^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=274019.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 150172824722.

It is not an unprimeable number, because it can be changed into a prime (150172824721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 411029 + ... + 685047.

Almost surely, 2^150172824722 is an apocalyptic number.

150172824722 is a deficient number, since it is larger than the sum of its proper divisors (75087234421).

150172824722 is an frugal number, since it uses more digits than its factorization.

150172824722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548040 (or 274021 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 41.

The spelling of 150172824722 in words is "one hundred fifty billion, one hundred seventy-two million, eight hundred twenty-four thousand, seven hundred twenty-two".